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Today for tomorrow.

Today for tomorrow.

KLINGERSIL® C-4400

Higher safety for universal applications.

KLINGERSIL® C-4400 is a universal material for safe and reliable sealing. It consists of a unique matrix, which offers an excellent combination of different properties.

Basis

Aramid fibers, bonded with NBR.

Areas of application

Resistant to oils, water, steam, gases, salt solutions, fuels, alcohols, moderate organic and inorganic acids, hydrocarbons, lubricants and refrigerants.

Properties

Typical specifications

Based on 2.0mm thick sample

Colour Green
Compressibility (ASTM F36J) %11
Recovery (ASTM F36J) %55
Stress relaxation DIN 5291350MPa, 16h/175ºCN/mm²32
Stress relaxation DIN 52913 50MPa, 16h/300ºCN/mm²25
Stress relaxation BS 753140MPa, 16h/300ºCN/mm²23
KLINGER hot/cold compression Decrease in thickness at 23ºC
Decrease in thickness at 300ºC
%
%
10
20
Gas leakage (DIN 3535/6) ml/min <0.2
Thickness increase after immersion in
Oil IRM 903, 5h/150ºC
Fuel B, 5h/23ºC
%
%
3
5
Thermal conductivity W/mK0.4 - 0.42
Density g/cm³1.6

Tests and Certifications

Dimensions of the standard sheets

Sheeting (m) 2.0 x 1.5*, 6.0 x 2.0, 6.0 x 1.5
(*Denotes standard sheet size)
Thickness (mm) 0.6, 0.8, 1.0, 1.5, 2.0, 3.0
TolerancesThickness acc. to DIN 28091-1
Length ±50 mm, Width ±50 mm